# oop/operator.overloading.py
class Weird:
    def __init__(self, s):
        self._s = s

    def __len__(self):
        return len(self._s)

    def __bool__(self):
        return "42" in self._s


weird = Weird("Hello! I am 9 years old!")
print(len(weird))  # 24
print(bool(weird))  # False

weird2 = Weird("Hello! I am 42 years old!")
print(len(weird2))  # 25
print(bool(weird2))  # True


"""
$ python operator.overloading.py
24
False
25
True
"""
